function overlay(object, x, y){
//var img=document.getElementById(object)
var obj1=document.getElementById(object+'_1')
var obj2=document.getElementById(object+'_2')
var obj3=document.getElementById('click')

//img.className="opaque"
obj1.style.display="block"
obj2.style.display="block"
obj3.innerHTML="click the info text to view the large image"
}

function overlayclose(object){
//var img=document.getElementById(object)
var obj1=document.getElementById(object+'_1')
var obj2=document.getElementById(object+'_2')
var obj3=document.getElementById('click')

//img.className="solid"
obj1.style.display="none"
obj2.style.display="none"
obj3.innerHTML="<strong>click the large image for more information</strong>"
}